Emergency lantern



FIG. 1 is a left side elevational view of an emergency lantern embodying our new design, the right side elevational view being a mirror image thereof;

FIG. 2 is a front end view thereof;

FIG. 3 is a back end view thereof;

FIG. 4 is a top view thereof; and

FIG. 5 is a bottom view thereof.

The battery is shown in broken lines for illustrative purposes only. 

The ornamental design for an emergency lantern, substantially shown and described. 